239463041950991 has 2 divisors, whose sum is σ = 239463041950992. Its totient is φ = 239463041950990.

The previous prime is 239463041950969. The next prime is 239463041951059. The reversal of 239463041950991 is 199059140364932.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 239463041950991 - 2³⁴ = 239445862081807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (239463041950931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119731520975495 + 119731520975496.

It is an arithmetic number, because the mean of its divisors is an integer number (119731520975496).

Almost surely, 2^{239463041950991} is an apocalyptic number.

239463041950991 is a deficient number, since it is larger than the sum of its proper divisors (1).

239463041950991 is an equidigital number, since it uses as much as digits as its factorization.

239463041950991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56687040, while the sum is 65.

The spelling of 239463041950991 in words is "two hundred thirty-nine trillion, four hundred sixty-three billion, forty-one million, nine hundred fifty thousand, nine hundred ninety-one".